C313212111133131211331333133313331333133313231333133311221123121
>>
C31321211113313121133133313331333133313331323133313331122112312
<<
C313212111133131211331333133313331333133313231333133311221123123
>>
C313212111133131211331333133313331333133313231333133311221123122
>>